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Finding the Third Proportional to 39,202 and 85,754

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Solution

The third proportional to 39,202 and 85,754 is: 187,586.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,202 : 85,754 = 85,754 : x
  2. Step 2: Convert to fraction form
    39,202/85,754 = 85,754/x
  3. Step 3: Cross multiply
    39,202x = 85,754 × 85,754
  4. Step 4: Simplify right side
    39,202x = 7,353,748,516
  5. Step 5: Solve for x
    x = 7,353,748,516/39,202
  6. Step 6: Final answer
    x = 187,586.05

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.